837A MINI
READY TO GO
ANYWHERE
Slim, compact calculators designed for work, study, home, and everyday use on the go.
Compact in Size.
Strong in Everyday Value.
The TRULY 837A Mini combines a brushed and anodized aluminum faceplate with a compact, portable design for reliable everyday use at work, study, home, and on the go.
Its large 2.5-inch display, practical 12-digit capacity, comfortable keys, and slim desktop-friendly form make it easy to use while taking up less space — a versatile choice for everyday calculations wherever you need it.
Metal Finish
Brushed-metal body for a refined everyday look
2.5" Large Display
Clear, easy-to-read screen for daily calculations.
Slim Profile
Ultra-slim design that slips easily into your bag.
Pocket-Friendly
Compact size made for work, study, and travel.
Brushed & Anodized Aluminum Finish
Refined metal texture. Built for everyday carry.
The TRULY 837A Mini features a brushed and anodized aluminum faceplate, giving the calculator a refined metallic character while keeping the overall design slim and lightweight.
Fine Hairline Brushing
Fine linear metal grain
Refined Anodized Color
Richer tone and refined surface character
Distinctive Metallic Depth
More dimension and premium metallic presence
Premium Everyday Finish
Refined look for everyday carry
Ready to Go Anywhere
The TRULY 837A Mini is compact, slim, and lightweight- designed to fit your bag, your desk, and your day. Perfect for work, study, and everyday calculations on the move.
Bag Ready
Compact size fits easily in your bag, pouch, or planner.
Slim Profile
Ultra-slim at just 0.28 inches- made to go wherever you go.
Everyday Carry
Lightweight and reliable for work, study, and daily use.
Lightweight. Reliable. Always with you.
Small in size, big on performance.
Small in Size. Smart in Function.
The TRULY 837A Mini delivers essential performance in a
compact, portable design-perfect for everyday calculations
at work, during study sessions, or on the go.
10-Digit Display
Clear, easy-to-read numbers for accurate calculations every time.
Dual Power
Solar and battery power keep you going anytime, anywhere with reliable performance.
Slim 0.28" Profile
Ultra-slim at just 0.28 inches- easily slips into pockets, pouches, or pencil cases.
Essential Everyday Keys
All the key functions you need for daily tasks-simple, intuitive, and efficient.
One Calculator. Every Task.
From professional work to daily life, the TRULY 837A Mini is designed to support your productivity anytime, anywhere.
Office
Perfect for invoices, reports, budgets, and everyday calculations at work
Study
Great for students tackling math homework, exam prep, and academic projects
Home
Handle household budgeting, shopping lists, bills, and personal finance with ease
On the Go
Slim and lightweight design makes it easy to carry for work, travel, or daily errands
Built for Real Life
No matter where you are or what you’re doing, the 837A Mini is always ready to help you calculate with confidence.
837A Mini Specifications
Compact, practical, and ready for everyday use.
01
Display & power
Display & power
Display
10-digit large LCD
Power source
Dual power
Solar + LR54 button cell
Visibility
Large 2.5" anti-glare LCD
Auto power off
Supports everyday battery saving
02
Size & portability
Size & portability
Dimensions
4.63 × 2.63 × 0.28 in
117.6 × 66.8 × 7.2 mm
Weight
1.8 oz / 51 g
Thickness
0.28" / 7.2 mm
Portability
Lightweight and easy to carry
03
Functions & keys
Functions & keys
GT key
Grand total calculations
OFF key
Dedicated manual power-off control
Backspace key
Quick error correction
00 key
Faster number entry
04
Material & use
Material & use
Faceplate
Brushed & anodized aluminum finish
Available colors
Blue, Silver, Gold, Pink
Recommended uses
Office, study, travel, and everyday use
Working style
Compact and lightweight for portable use
ⓘ Specifications may vary slightly by model and finish.
Frequently Asked Questions
Find answers to the most common questions about the TRULY 837A Mini. Can’t find what you’re looking for? Contact us anytime.
1. What makes the TRULY 837A Mini different from other calculators?
The TRULY 837A Mini combines a slim, lightweight design with a large 10-digit LCD and a brushed and anodized aluminum faceplate. Its compact 0.28-inch profile makes it practical for bags, drawers, planners, desk setups, and everyday calculations.
2. Does the TRULY 837A Mini have a metal finish?
Yes. The TRULY 837A Mini features a brushed and anodized aluminum faceplate that gives it a refined metallic character while keeping the calculator slim and lightweight.
3. Is this calculator small enough to carry in a bag?
Yes. Its compact size and slim 0.28-inch profile make it easy to carry in a bag, pouch, planner, or pencil case for work, study, travel, and everyday use.
4. Is the display easy to read even though the calculator is compact?
Yes. The TRULY 837A Mini features a 2.5-inch anti-glare LCD with a clear 10-digit display designed for everyday calculations.
5. Does the calculator use battery or solar power?
The TRULY 837A Mini uses dual power with solar support and an LR54 button-cell battery, helping keep it ready for everyday use in different lighting conditions.
6. Does this calculator have an OFF key?
Yes. The TRULY 837A Mini includes a dedicated OFF key for manual power control, together with auto power-off for everyday battery saving.
Ready to Take TRULY 837A Mini Anywhere?
Compact. Reliable. Effortless. TRULY 837A Mini delivers the everyday performance you need-wherever life takes you.